31322697

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2707}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 51993600

約数和(自身を除く): 20670903

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2707, 3857, 8121, 11571, 18949, 51433, 56847, 78503, 154299, 235509, 360031, 549521, 1080093, 1491557, 1648563, 4474671, 10440899, 31322697]

約数ペア:

[(1, 31322697), (3, 10440899), (7, 4474671), (19, 1648563), (21, 1491557), (29, 1080093), (57, 549521), (87, 360031), (133, 235509), (203, 154299), (399, 78503), (551, 56847), (609, 51433), (1653, 18949), (2707, 11571), (3857, 8121)]